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Finding the Fourth Proportional to 112,508.70, 168,773.13 and 32,545.41

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Solution

The fourth proportional to 112,508.70, 168,773.13 and 32,545.41 is: 48,821.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,508.70 : 168,773.13 = 32,545.41 : x
  2. Step 2: Convert to fraction form
    112,508.70/168,773.13 = 32,545.41/x
  3. Step 3: Cross multiply
    112,508.70x = 168,773.13 × 32,545.41
  4. Step 4: Simplify right side
    112,508.70x = 5,492,790,712.83
  5. Step 5: Solve for x
    x = 5,492,790,712.83/112,508.70
  6. Step 6: Final answer
    x = 48,821.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.